201920175

素因数分解:

$3^3\times 5^2\times {\mathrm{389}}^1\times {\mathrm{769}}^1$

素因数の和:1177

約数の個数: 48

約数和(自身を含む): 372372000

約数和(自身を除く): 170451825

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 389, 675, 769, 1167, 1945, 2307, 3501, 3845, 5835, 6921, 9725, 10503, 11535, 17505, 19225, 20763, 29175, 34605, 52515, 57675, 87525, 103815, 173025, 262575, 299141, 519075, 897423, 1495705, 2692269, 4487115, 7478525, 8076807, 13461345, 22435575, 40384035, 67306725, 201920175]

約数ペア:

[(1, 201920175), (3, 67306725), (5, 40384035), (9, 22435575), (15, 13461345), (25, 8076807), (27, 7478525), (45, 4487115), (75, 2692269), (135, 1495705), (225, 897423), (389, 519075), (675, 299141), (769, 262575), (1167, 173025), (1945, 103815), (2307, 87525), (3501, 57675), (3845, 52515), (5835, 34605), (6921, 29175), (9725, 20763), (10503, 19225), (11535, 17505)]